First Battalion Four Marines
Personnel Rosters - Corpsman
1 January - 31 December 1969
Alphabetically
| Name | Rank | MOS | Tour | Purple Heart | Purple Heart | KIA |
| Sapp, Steven A | HM2 | 8404 | 27 May 69 | 1 Mar 69 | ||
| Sardana, E J, Jr | Lt | 2100 | ||||
| Schacht, Charles A | HM3 | 8404 | 15 Feb 65 | |||
| Scheufler, Jeffery F | Lt | 2105 | ||||
| Schiele, Terry L | HM2 | 8404 | ||||
| Schindeler, Theodore K | HN | 8404 | 22 May 68 | |||
| Schmidt, B A | 8404 | |||||
| Schmitt, Robert R | HMC | 8404 | ||||
| Schneck, Kenneth D | HM2 | 8404 | 7 Oct 66 | |||
| Schneider, Darrell J | HN | 8404 | 1 Feb 68 | |||
| Schultz, Cloyd W | HN | 8404 | 10 Jun 69 | |||
| Scono, Robert A | HN | 8404 | 10 Jun 69 | 26 Aug 69 | ||
| Scott, Sam B | HMC | 8458 | ||||
| Seekamp, Walter J, Jr | Hn | 8404 | ||||
| Seiber, Steve H | HM2 | 8404 | 28 Sep 66 | |||
| Sevilla, Ronald A | HM1 | 8442/8404 | ||||
| Shaddy, Mershan C | HN | 8404 | 11 Jun 68 | |||
| Shaffer, Frederick G | HM3 | 8404 | ||||
| Shift, | Lt | 4105 | ||||
| Sider, Richard S | HM3 | 8404 | ||||
| Siegel, Jack M | HN | 8404 | ||||
| Sierer, Ronald E | HN | 8404 | ||||
| Silvers, James E | HN | 8404 | ||||
| Simard, John P | HM3 | 8404 | ||||
| Simon, Spencer L | HN | 8404 | ||||
| Simpson, Ronald D | HM1 | 8404 | 18 Nov 66 | |||
| Sims, Frederick W | HM1 | 8404 | ||||
| Sims, Otto, Jr | HM3 | 8404 | ||||
| Siqueiros, Manual Mendoza | HM2 | 8404 | 19 Dec 67 | 25 Jul 68 | 26 Jul 68 | |
| Sizemore, Stephen M | HM3 | 8404 | 1 Jun 66 | |||
| Smith, Allen K | HM1 | 8404 | ||||
| Smith, Danny L | HN | 0404 | ||||
| Smith, James M | Lt | 2105 | 28 Aug 68 | |||
| Smith, John | HM2 | 8404 | ||||
| Smith, Roger J | HN | 8404 | ||||
| Smith, Willie J | HN | 8404 | ||||
| Southern, Joe F | HN | 8404 | 1 Jun 66 | |||
| Souza, Richard D | HN | 8404 | ||||
| Sparks, Lanny E | HN | 8404 | ||||
| Spence, Robert A | HM1 | 8404 | ||||
| Spiese, Roger C | HN | 8404 | ||||
| Sportsman, Phillip L | HM3 | |||||
| Srock, D A | 8404 | |||||
| Stamer, Robert L | HN | 8404 | ||||
| Standiferd, Steven K | HM3 | 8404 | ||||
| Stanford, Elmo G | HM3 | 8404 | 22 Aug 65 | 20 Mar 66 | ||
| Stephens, Harold E | HN | 8404 | 16 Nov 68 | 20 Mar 69 | ||
| Sterlace, Robert R | HN | 8404 | 20 Dec 67 | |||
| Sterling, James A | Lt | 2105 | 20 Dec 65 | |||
| Stiteler, Roderick A | HN | 8404 | ||||
| St John, Ronald George | HN | 8404 | 16 Sep 66 | |||
| Stommes, Kenneth Clarence | HN | 8404 | 27 Oct 67 | 27 Oct 67 | ||
| Story, Bryon W | HN | 8404 | ||||
| Strunk, W L | HM3 | 8404 | ||||
| Stulce, Dennis R | HM3 | 8404 | ||||
| Sullivan, James J | HN | 8404 | ||||
| Swartzfeger, Donald E | HM3 | 8404 | ||||
| Swick, Thomas W | HN | 8404 | ||||
| Szczesky, Daniel R | HM3 | 8404 | ||||